S P E C I F I C A T I O N S

AMMONIUM CHLORIDE ACS

Synonyms:			Ammonium Chloratum; Ammonium Chloridum; 						Ammonium Muriate; Sal ammonia, Slamiae

CAS No:				12125-02-9

Chemical Formula:			NH4CI

Formula Weight:			53.49

Description:				White crystalline powder

Assay:					>99.5% 

pH of a 5% solution at 25 °C:	4.5-5.5 

Insoluble matter			0.005% maximum

Residue after ignition		0.01% maximum

Calcium (Ca)				0.001% maximum

Magnesium (Mg)			5ppm maximum

Heavy metals (as Pb)		5ppm maximum

Iron (Fe)				2ppm maximum

Phosphate (PO4)			2ppm maximum

Sulfate (SO4)			0.002% maximum

Effective: 12/12/08